Ajout analyse de données par réseau neuronal

This commit is contained in:
Jérôme Delacotte
2025-05-11 16:53:01 +02:00
parent adef1736e5
commit 16783a79be
7 changed files with 145 additions and 8 deletions

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@@ -17,5 +17,5 @@ COPY . /src
EXPOSE 5000 EXPOSE 5000
# lancer l'application Python # lancer l'application Python
CMD python3 app.py CMD ["python", "app.py"]

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@@ -1,14 +1,39 @@
# FreqStats # FreqStats
## Construction ## Adaptation de la stratégie
docker build -t flask-web-app . ### Génération du dataframe en fichier
Ajouter à la fin de populate_buy_trend :
if self.dp.runmode.value in ('backtest'):
dataframe.to_feather(f"user_data/data/binance/{metadata['pair'].replace('/', '_')}_df.feather")
## Lancement ### Lancer un backtest avec export signals
freqtrade backtesting --strategy Zeus_8_3_2_B_4_2 --config config.json --timerange 20250423-20250426 --timeframe 5m --breakdown week --enable-protections --export signals --pairs BTC/USDT
docker run -it -p 5000:5000 -v $(pwd)/src/:/src -v /home/jerome/Perso/freqtradeDocker/user_data/:/mnt/external flask-web-app bash # Docker
## Construction
docker build -t flask-web-app .
## Lancement
docker run -it -p 5000:5000 -v $(pwd)/src/:/src -v /home/jerome/Perso/freqtradeDocker/user_data/:/mnt/external flask-web-app bash
puis : python3 app.py
# Application Web
Url : http://127.0.0.1:5000/
Choisir un backtest dans la liste
Choisir le fichier généré par le backtest par la stratégie
Cliquer sur les boutons
puis : python3 app.py
## librairies ## librairies

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@@ -9,4 +9,9 @@ Werkzeug==2.2.3
joblib==1.4.2 joblib==1.4.2
pyarrow pyarrow
pandas-ta pandas-ta
ydata-profiling ydata-profiling
tensorflow
keras
scikit-learn
pydot
graphviz

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@@ -8,6 +8,13 @@ import joblib
from io import TextIOWrapper from io import TextIOWrapper
from ydata_profiling import ProfileReport from ydata_profiling import ProfileReport
# model
from sklearn.model_selection import train_test_split
from sklearn.preprocessing import StandardScaler
from tensorflow.keras.models import Sequential
from tensorflow.keras.layers import Dense
from tensorflow.keras.utils import plot_model
app = Flask(__name__) app = Flask(__name__)
FREQTRADE_USERDATA_DIR = '/mnt/external' FREQTRADE_USERDATA_DIR = '/mnt/external'
@@ -121,6 +128,43 @@ def read_feather(filename):
# dataframe['min200'] = talib.MIN(dataframe['close'], timeperiod=200) # dataframe['min200'] = talib.MIN(dataframe['close'], timeperiod=200)
# dataframe['max200'] = talib.MAX(dataframe['close'], timeperiod=200) # dataframe['max200'] = talib.MAX(dataframe['close'], timeperiod=200)
# Choisir les colonnes techniques comme variables d'entrée (X)
feature_cols = ['rsi', 'sma20', 'sma5_1h', 'volume']
df = dataframe
# Variable cible
df['target'] = df['futur_price_1h']
# Supprimer les lignes avec des NaN
df.dropna(subset=feature_cols + ['target'], inplace=True)
X = df[feature_cols].values
y = df['target'].values
# Normalisation
scaler = StandardScaler()
X = scaler.fit_transform(X)
# Split
X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2)
# Modèle
model = Sequential([
Dense(64, input_dim=X.shape[1], activation='relu'),
Dense(32, activation='relu'),
Dense(1) # Prédiction continue
])
model.compile(optimizer='adam', loss='mse', metrics=['mae'])
# Entraînement
model.fit(X_train, y_train, epochs=50, batch_size=32, validation_data=(X_test, y_test))
loss, mae = model.evaluate(X_test, y_test)
print(f"Erreur moyenne absolue : {mae:.4f}")
model.summary()
plot_model(model, show_shapes=True, show_layer_names=True, to_file=FREQTRADE_USERDATA_DIR + "/reports/model.png")
return dataframe.to_json(orient="records") return dataframe.to_json(orient="records")
except Exception as e: except Exception as e:
print(e) print(e)
@@ -185,6 +229,24 @@ def get_chart_data():
return df.to_json(orient="records") #jsonify(chart_data) return df.to_json(orient="records") #jsonify(chart_data)
@app.route('/model')
def show_model():
# Créer un exemple de modèle si non encore généré
model_path = FREQTRADE_USERDATA_DIR + "/reports/model.png"
if not os.path.exists(model_path):
model = Sequential([
Dense(64, input_shape=(6,), activation='relu'),
Dense(32, activation='relu'),
Dense(1)
])
plot_model(model, to_file=model_path, show_shapes=True, show_layer_names=True)
return render_template('model.html', model_image=model_path)
# Route pour servir les fichiers statiques (optionnelle si bien configuré)
@app.route('/static/<path:filename>')
def static_files(filename):
return send_from_directory('static', filename)
if __name__ == '__main__': if __name__ == '__main__':
app.run(debug=True, host='0.0.0.0', port=5000) app.run(debug=True, host='0.0.0.0', port=5000)

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@@ -329,6 +329,30 @@ function renderChart(data, filename, create_columns) {
} }
) )
// Achat
series.push({
name: 'Buy',
type: 'scatter',
symbolSize: 10,
itemStyle: {
color: '#00aa00'
},
// label: {
// show: true,
// position: 'top', // ou 'right', 'inside', etc.
// formatter: function (param) {
// return param.value[2]; // ou par ex. param.value[1] pour afficher le prix
// },
// fontSize: 12,
// color: '#000'
// },
data: data
.filter(d => d.enter_long === 1)
.map(d => {
const date = new Date(d.date).toLocaleString('fr-FR', options);
return [date, d.close, d.enter_tag];
})
})
// Volume // Volume
series.push({ series.push({
name: 'Volume', name: 'Volume',
@@ -349,6 +373,7 @@ function renderChart(data, filename, create_columns) {
for (var key in cols) { for (var key in cols) {
var value = cols[key]; var value = cols[key];
element=document.getElementById(value) element=document.getElementById(value)
if (element) { if (element) {
if (element.checked) { if (element.checked) {
@@ -489,7 +514,14 @@ function renderChart(data, filename, create_columns) {
li.classList.add('is-1d'); li.classList.add('is-1d');
} }
}); });
document.querySelectorAll('.indicatorsReport li').forEach(li => {
if (li.textContent.trim().endsWith('_1h')) {
li.classList.add('is-1h');
}
if (li.textContent.trim().endsWith('_1d')) {
li.classList.add('is-1d');
}
});
} }
function loadFeather(filename) { function loadFeather(filename) {

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@@ -52,6 +52,8 @@
</dialog> </dialog>
<a href="/model">Voir le modèle</a>
</div> </div>
<div id='content' class="content"> <div id='content' class="content">
<div id="json-tabs"> <div id="json-tabs">

11
src/templates/model.html Normal file
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@@ -0,0 +1,11 @@
<!DOCTYPE html>
<html>
<head>
<title>Modèle de réseau</title>
</head>
<body>
<h2>Structure du modèle</h2>
<img src="/{{ model_image }}" alt="Modèle Keras" style="max-width:100%;">
<br><a href="/">Retour</a>
</body>
</html>